Redmi K70 Ultra vs Xiaomi 18 Fold
100Performance91.6
75.1Display67
43.4Camera71.9
71.8Battery76.6
86.7Features86.7
7 spec wins — Redmi K70 Ultra6 spec wins — Xiaomi 18 Fold
InnoReviews verdict
Xiaomi 18 Fold wins this phone face-off, 79.3 to 76.7, pulling ahead mainly in camera (+29) and battery (+5). Redmi K70 Ultra still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Redmi K70 Ultra
- Stronger performance score: 100 vs 92
- Stronger display score: 75 vs 67
- 79% higher Wired charging: 120 W vs 67 W
- 50% higher RAM (max): 24 GB vs 16 GB
- 25% higher Front camera: 20 MP vs 16 MP
Reasons to pick the Xiaomi 18 Fold
- Stronger camera score: 72 vs 43
- Stronger battery score: 77 vs 72
- 525% higher ultra-wide: 50 MP vs 8 MP
- 300% higher Main camera: 200 MP vs 50 MP
- 14% higher Screen size: 7.58 ″ vs 6.67 ″
Display
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Screen size | 6.67 ″ | 7.58 ″+14% |
| Panel type | OLED | Foldable LTPO AMOLED |
| Resolution | 1220x2712 | 2364x1672 |
| Pixel density | 446 ppi+17% | 382 ppi |
| Refresh rate | 144 Hz+20% | 120 Hz |
| Peak brightness | 4,000 nits | 4,000 nits |
| Screen-to-body | 89.1 % | 90.6 %+2% |
Performance
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Chipset | MediaTek Dimensity 9300+ | Xiaomi XRing O3 |
| AnTuTu | — | 4,811,636 |
| Geekbench 6 (single) | — | 3,448Top 7% |
| Geekbench 6 (multi) | — | 12,758Top 1% |
| RAM (max) | 24 GB+50% | 16 GB |
| Storage options | 256/512GB/1TB | 256/512GB/1TB |
| Storage type | UFS 4.0 | UFS 4.1 |
Camera
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Main camera | 50 MP | 200 MP+300% |
| Main aperture | f/1.7 | f/1.7 |
| Ultra-wide | 8 MP | 50 MP+525% |
| Telephoto | — | 50 MP |
| Optical zoom | — | 3.5 x |
| Max video | 8K@30fps | 8K@24fps |
| Front camera | 20 MP+25% | 16 MP |
| OIS | Yes | Yes |
Battery
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Capacity | 5,500 mAh | 6,000 mAh+9% |
| Wired charging | 120 W+79% | 67 W |
| Wireless charging | 0 W | 50 W |
Design
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Weight | 211 g+4% | 219 g |
| Thickness | 8.4 mm+22% | 10.7 mm |
| IP rating | IP68 | IP58/IP59 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 3.2 |
| eSIM | No | No |
Software
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| OS at launch | Android 14 (HyperOS) | Android 17 (HyperOS 4) |
Audio
| Spec | Redmi K70 Ultra | Xiaomi 18 Fold |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |